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Individual Calculations September 2019 |
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| Villegas Rodriguez, Jeremy Total change: -56.80 | |   |
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| Campeonato Nacional Abierto 2019 | San Jose | CRC | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1606 | 1610 | 0.00 | 3 | -1.42 | 40 | -56.80 | |
|  Solano Cordero, Jorge | | | 1775 | CRC | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Buitrago Mosquera, Antonio | | | 1833 | CRC | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Hernandez Perez, Javier Francisco | | | 1210 * | CRC | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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